确切原因

【医】 formal cause

确的英语翻译：

authentic; firmly; reliable; true

切的英语翻译：

anxious; be sure to; chip; chop; correspond to; cut; eager; knife; log; shear
shive; slice
【医】 cutting; incise

原因的英语翻译：

cause; reason; account; consideration; matter; subject; wherefore; why
【医】 cause